Rothoblaas - 木结构连接器 Page 154
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使用胶接杆的节点 报告了 DIN 1052:2008 和意大利标准 CNR DT 207:2018 中包含的指示。 杆的最小距离 拉力 杆与纤维 // 胶接 a2 5d a2,c 2,5d 拉力 杆与纤维 a2,c a2 胶接 a1 4d 4d a2,c a2 a2 a2 a2,c a1,t 2,5d a2 a2,c 2,5d a2,c a2,c a1 a 1,t a2 a 2,c 剪力 杆与纤维 // 胶接 a2 5d a2,c 2,5d a2,t 4d 剪力 杆与纤维 胶接 a2,c a2 a1 7d a2 a2 5d a2 a1,CG 10d a2,CG a2,CG 4d a2 a2,t a2,c a2,CG a1 a 1,CG a2 a 2,c 最小插入长度为: lmin = max 0,5 d2 10 d 计算方法 抗拉强度 直径 d 为的杆的抗拉强度等于: Rax,d = min fyd Ares 钢破坏 π d l fv,d 木材剪切破坏 ft,0,d Aeff 木材抗拉强度 有效面积考虑最长边为 6d 的方形木材;对于构件之间距离较小或 者距边缘距离较小的情况,该面积会减小。 fyd = 钢设计强度 ft,0,d = 木材设计抗拉强度 结合面的抗剪强度 fv,k 取决于插入长度 l [mm] fv,k [MPa] ≤ 250 4 250 < l ≤ 500 5,25 - 0,005 x l 500 < l ≤ 1000 3,5 - 0,0015 x l 对于相对于纤维的倾斜角度 α,会发生以下情况: fv,α,k = fv,k (1,5 sin2α + cos2α) 154 | XEPOX | 环氧树脂胶粘剂 和带钩金属板 Aeff d l
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